Push Nut For Use With Stud Finish Phosphate Material Spring Steel For Screw Size 5/16 in Outside Diameter 5/8 in Thickness 0.013 in System of Measurement Inch Overall Length Not Applicable Overall Width 5/8 in Application Bolt Retention Color - Inside Diameter 0.274 in Outside Diameter Tolerance +/-0.010 in Pack Size Small Pack Push Nut Type Bolt Retainer Package Quantity 100